Common name: Redshank
Scientific name: Persicaria maculosa 春蓼
Genus: Persicaria 春蓼屬
Family: Polygonaceae 蓼科, knotweed or smartweed-buckwheat family
Origin: native
Date: 31st July
leaves usually with dark blotch
leaves narrowed to base
upper edge of ochrea with distinct bristly hairs
inflorescence without glands; stamens not protruding
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